In 1891 Everard Hamilton compiled ‘Hamilton Memoirs: Historical and Genealogical Notices of a Branch of that Family which settled in Ireland in the Reign of King James I’.
A second edition was published in 1920. A copy of this second edition has been published on the web by Colin Fendall Butler Hamilton.
Chapter 20 gives the descendants of William Maffett,
Chapter 21 gives the descendants of Alfred Harmsworth who married Geraldine Mary the daughter of William Maffett,